Mounting base for a light fixture with passive infrared motion detector



FIG. 1 is a lower right perspective view, at a reduced scale, of a mounting base for a light fixture with passive infrared motion detector showing my new design;

FIG. 2 is a front elevational view thereof; the rear view is plain and unornamented;

FIG. 3 is a left elevational view thereof, the right elevational view being a mirror image;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a mounting base for a light fixture with passive infrared motion detector, as shown and described. 